Designation:D8058−19StandardTestMethodforDeterminingtheFlexuralStrengthofaGeosyntheticCementitiousCompositeMat(GCCM)UsingtheThree-PointBendingTest1ThisstandardisissuedunderthefixeddesignationD8058;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodprovidesguidelinesfortestingtheflexuralstrengthofcuredgeosyntheticcementitiouscompositemat(GCCM)productsinathree(3)-pointbendapparatus.1.2ThevaluesinSIunitsaretoberegardedasthestandard.Valuesininch-poundunitsareinparenthesesforinformation.1.3Thisstandardmayinvolvehazardousoperations,equipment,andclimates.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafety,health,andenvironmentalprac-ticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.1.4Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2D76/D76MSpecificationforTensileTestingMachinesforTextilesD4354PracticeforSamplingofGeosyntheticsandRolledErosionControlProducts(RECPs)forTestingD4439TerminologyforGeosyntheticsD8030/D8030MPracticeforSamplePreparationforGCCM3.Terminology3.1Fordefinitionsofcommontechnicaltermsusedinthisstandard,refertoTerminologyD4439.3.2Definitions:3.2.1cured,adj—adescriptionofthestateofaGCCMafterhydrationforaspecifiedperiodoftimeandquantityofwaterwhenknownunderspecifiedconditions,followedbyaperiodoftimewheretheGCCMiskeptunderaspecifiedenviron-mentalconditionduringwhichthecementitiousmaterialcon-tinuestocureanddevelopcompressivestrength.3.2.2cu...
